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23

Multi-zone Heat Pump Condensing Units

S2HA SYSTEM PERFORMANCE

S2HA / WLHA SYSTEM PERFORMANCE

MODEL

COOLING

HEATING

S2HA

(Outdoor)

Indoor Units 

Btuh

SEER

SHR

EER

Btuh

C.O.P.

9900

WLHA09

18,600

13.0

.80

12.2

16,000

3.3

2200

WLHA12

22,600

13.0

.72

11.9

20,000

3.3

9200

WLHA12

20,600

13.0

.76

12.0

18,000

3.3

S2HA / CAHB SYSTEM PERFORMANCE DATA

MODEL

COOLING

HEATING

S2HA

(Outdoor)

Indoor Units 

Btuh

SEER

SHR

EER

Btuh

C.O.P.

9900

CAHB12

18,600

13.0

79

11.7

15,700

3.1

2200

CAHB12

22,600

13.0

.75

11.6

20,000

3.2

9200

CAHB12

20,600

13.0

.77

11.6

18,000

3.1

S2HA

WLHA

CAHB

S2HA

CAHB

Summary of Contents for S2HA

Page 1: ...1 1 04 07 Enviromaster International LLC 5780 Success Dr Rome NY 13440 www enviromaster com INSTALLATION OPERATION AND MAINTENANCE MANUAL An ISO 9001 2000 Certi ed Company S2HA Multi Zone S2HA T2HA HE...

Page 2: ......

Page 3: ...the electric supply to the unit The EMI America Series multi zone heat pump condenser must be con nected only to a properly grounded electrical supply Do not fail to prop erly ground this unit Turn of...

Page 4: ...pad or foundation Refrigerant piping Disconnect switch SITE PREPARATION Place the unit on a at concrete surface or pad if on the ground Roof mounting should use a build up platform Piping is through...

Page 5: ...allows for permanent mounting through the feet This is highly recommended due to the vertical design of the unit S2HA UNIT MOUNTING SECTION 5 Insert lag bolts through the holes in the bottom of the un...

Page 6: ...within 3 feet of the unit 6 From the disconnect box run the power through the 7 8 hole on the side of the unit and into the electrical box and an chor with the strain relief tting 7 Run wires to the h...

Page 7: ...east 18 awg 10 To replace side panel slide the slotted holes of the panel onto the loosened screws of the front panel so that the edge of the front panel covers the edge of the side panel 11 Tighten a...

Page 8: ...irements 3 Use only HACR type breakers or time delay fuses Select the wire size accord ing to the ampacity rating Removethe four screws on the front panel 4 To access wiring diagram a Remove the four...

Page 9: ...wires to the High Volt pigtail in the control box and attach L1 and L2 connections Also run green wire to ground lug T2HA INSTALLATION INSTRUCTIONS 8 Check wiring diagram for the required number of lo...

Page 10: ...Wholesaler or Distributor how ever the trap should be shallow as the 4 elbow con guration Each elbow is approximately 2 equivalent feet One P trap is equal to approximately 8 equivalent feet P TRAP I...

Page 11: ...ing and insert into ttings 7 Attach manifold set 3 The use of a shield is recommend one can be made from some scrap metal to protect the paint 4 Braze tubing into ttings S2C Shown S2HA T2HA REFRIGERAN...

Page 12: ...he Refrig erant Charge Tables for proper weight charge and to the supplied Field Charging Charts for proper system pressures and temperature at different outdoor condi tions Superheat should be used f...

Page 13: ...ning time between charge adjustments for the unit to stabilize The S T series S2HA T2HA T3HA T4HA has manifold access points on each of the service valves for the high and low pressures in cooling mo...

Page 14: ...densing Units MULTI ZONE HEAT PUMP FIELD CHARGING Cooling Cycle 9 000 Btuh Circuit with EMI s WLHA09 or CAHB12 Note Minimum compressor superheat 5 F Cooling Cycle 12 000 Btuh Circuit with EMI s WLHA12...

Page 15: ...ensing Units Cooling Cycle 18 000 Btuh Circuit with EMI s WLHA24 or CAHB24 Note Minimum compressor superheat 5 F Cooling Cycle 24 000 Btuh Circuit with EMI s WLHA24 or CAHB24 Note Minimum compressor s...

Page 16: ...nviromaster com 16 Multi zone Heat Pump Condensing Units Heat Cycle 9 000 Btuh Circuit with EMI WLHA09 or CAHB12 Heat Cycle 12 000 Btuh Circuit with EMI WLHA12 or CAHB12 MULTI ZONE HEAT PUMP FIELD CHA...

Page 17: ...romaster com 17 Multi zone Heat Pump Condensing Units MULTI ZONE HEAT PUMP FIELD CHARGING Heat Cycle 18 000 Btuh Circuit with EMI s WLHA24 or CAHB24 Heat Cycle 24 000 Btuh Circuit with EMI s WLHA24 or...

Page 18: ...ines occur on the 12 F superheat line 5 Add charge to obtain 12 F superheat Instructions 1 Measure suction pressure and determine evaporator refrigerant temperature on R 22 scale of low side gauge 2 M...

Page 19: ...ci c to the unit being installed or call the factory Anti short cycle protection should be used on systems that use a conventional thermostat Evaporator Entering Air WB Evaporator Leaving Air DB Evapo...

Page 20: ...located in the indoor unit provides 24V low Volt control power to the condenser outdoor unit This can be mea sured across low Volt terminals R and C Heat pump condensers utilize a reversing valve to p...

Page 21: ...ibed in the manual pertaining to the indoor section The S Tseries S2HA T2HA T3HA T4HA will cease compressor operation at 35 F outdoor temperature If in heating mode the electric heat will take over wh...

Page 22: ...230 60 1 1 8 0 33 4 3 27 4 3 27 10 4 11 5 15 9200 208 230 60 1 1 8 0 33 3 4 23 4 3 27 9 5 10 6 15 1 Circuit Designators 9 9 000 Btuh 2 12 000 Btuh ex Model 9200 consists of one 9 000 Btuh compressor...

Page 23: ...600 13 0 80 12 2 16 000 3 3 2200 WLHA12 WLHA12 22 600 13 0 72 11 9 20 000 3 3 9200 WLHA09 WLHA12 20 600 13 0 76 12 0 18 000 3 3 S2HA CAHB SYSTEM PERFORMANCE DATA MODEL COOLING HEATING S2HA Outdoor Ind...

Page 24: ...Lift Liquid Line OD Suction Line OD 9 000 100 35 1 4 1 2 12 000 100 35 1 4 1 2 18 000 100 35 3 8 5 8 24 000 100 35 3 8 3 4 T2HA T3HA AND T4HA 208 230V 60 HERTZ 1 PHASE CAPACITY FAN MTR COMPRESSOR TOTA...

Page 25: ...5 12 1 40500 3 2 CAHB T2HA SYSTEM PERFORMANCE DATA Model Cooling Heating T2HA Outdoor Condenser Indoor Air Handler Btuh SEER SHR EER Btuh COP 8800 CAHB24 CAHB24 36000 13 0 75 12 6 26400 3 1 8400 CAHB2...

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